Home»Grades > Special Alloy > X7CrNiAI17 7
X7CrNiAI17 7Application:Martensite And Precipitation Hardening
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy X7CrNiAI17 7AFNORFrance

Chemical composition%of the ladle analysis of gradeX7CrNiAI17 7

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Al(%)
Max 0.09Max 0.70Max 1.50Max 0.040Max 0.01516.00-18.006.50-7.800.70-1.50
X7CrNiAI17 7
Mechanical properties of gradeX7CrNiAI17 7
Proof strength
Rp0.2(MPa)
Tensile strength
Rm(MPa)
Impact energy
KV(J)
Elongation at fracture
A(%)
Reduction in cross section on fracture
Z(%)
As-Heat-Treated ConditionBrinell hardness(HBW)
312(≥)878(≥)324213Solution and Aging,Annealing,Ausaging,Q+T,etc123
Physical properties of gradeX7CrNiAI17 7
PropertyDensity
kg/dm3
Temperature T
°C/F
Specific heat
J/kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
952(≥)797(≥)222322Solution and Aging,Annealing,Ausaging,Q+T,etc312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
773695841
X7CrNiAI17 7Range of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
1Cr17Ni7AFNORFrance
High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc
1Cr17Mn6Ni5NAFNORFrance
Nickel steel grade, instead of number 1 cr17ni7 and magnetism after cold working, used in railway vehicle, etc
0Cr17Ni12Mo2AFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
T72301AFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
W2-AAFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
T72302AFNORFrance
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
F10007AFNORFrance
Diesel engine cylinder block, truck and tractor cylinder block and cylinder head, flywheel, tractor transmission case and heavy-load gear box
T72305AFNORFrance
Carbon tool steel
00Cr17Ni14Mo2AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
X2CrNiMo18-14-3AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
1.4435AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
Z 3 CND 17-11-02AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
TS 60AFNORFrance
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
0Cr17Ni12Mo2NAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17Ni13Mo2NAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
1Cr17AFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
Y1Cr17AFNORFrance
Stainless steel bars
1Cr17MoAFNORFrance
Cold rolled stainless steel sheets and plates
00Cr27MoAFNORFrance
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17AFNORFrance
Welded stainless steel pipes for liquid delivery

Relevant products

X7CrNiAI17 7 Steel Stock

Steel gradeDimensionShapeUnitQuantityDelivery stateQuery
17-4PH Coil Stock0.08*200mmCoil or StripKgs1623Cold-Rolled+AnnealedEnquiry
17-4PH Round BarΦ5-300mm*LRound BarKgs46958Hot-Rolled+Annealed+blackEnquiry
17-4PH plate8-45*1200*3000mmPlate or SheetTons4.9Hot-Rolled+Annealed+blackEnquiry
17-7PH / 631 Coil & Strip, Sheet Stock0.3-3.0*10-180mmCoil or StripKgs1236.22Cold-Rolled+AnnealedEnquiry
A387 F5 & Grade 5 sheet Coil strip0.5mmx200mmxCCoil or StripTons3Cold-Rolled+AnnealedEnquiry
A387 F5 & Grade 5 Hot Coil stockSelectTons3Hot-Rolled+Annealed+blackEnquiry
1.2367 ESR Forged Round Bar stock(2019-09-03)Select0SelectEnquiry
1.2379 ESR Round Bar Stock(2019-09-03)Select0SelectEnquiry
1.2714 Hot-Work Mould Steel Flat Bar Stock(2019-09-03)Select0SelectEnquiry
1.2714 Stock list 2020-06-15Select0SelectEnquiry
1.2714 QT Bar Stock List 2020-06-15Select0SelectEnquiry

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